<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .b11 {
            width: 1000px;
        }
        .c22  {
            float: right;
            padding: 15px;
            list-style: none;
        }
        .d33 {
            background-color: #3289ff;
            color: white;
        }
        .b11 ,.c22 ,.d33 {
            margin: 0 auto;
        }


    </style>

</head>
<body>
<ul class="b11">
    <li class="c22"><button class="d33">更多产品</button></li>
    <li class="c22"><a href="">设置</a></li>
    <li class="c22"><a href="">登录</a></li>
    <li class="c22"><a href="">学术</a></li>
    <li class="c22"><a href="">贴吧</a></li>
    <li class="c22"><a href="">视频</a></li>
    <li class="c22"><a href="">地图</a></li>
    <li class="c22"><a href="">hao123</a></li>
    <li class="c22"><a href="">新闻</a></li>







</ul>
</body>
</html>